Science

Sunday, 11 January 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Cosmos
About 4.6 billion years ago, a cloud of gas and dust existed at the site of the Solar System.
According to one theory, the balance of this cloud was upset by the explosion of a nearby supernova. ...
Amber
Baltic amber has been found in the tombs of Egyptian pharaohs.
Scientists claim amber was supposed to represent the tears of Ra—the Egyptian god of the Sun.
Graphene
Nowadays, scientists are interested in a single layer of graphite carbon atoms.
In graphite, each carbon atom is connected to three other atoms and all these bonds lie in one plane ...
Anorexia Nervosa
One of the psychological characteristics of a potential anorexic is perfectionism in various areas of life and excessive focus on one’s body.
Prospective anorexics are characterized by high intelligence and are often primes at school. Their a ...
Cosmos
After the first period of rapid expansion, the universe began to cool.
As the temperature dropped, subatomic particles and then atoms separated. The universe was filled wi ...
Brain
Brain cells are produced throughout life.
Until the publication of research on neurogenesis in 2018, it was assumed that the process of creating neurons ends in childhood.
Graphene
Polish science contributed to the discovery and revolutionization of graphene production methods.
The key date is 2011 when the Institute of Electronic Materials Technology together with the Faculty ...
Fungi
Mushrooms are some of the oldest inhabitants of Earth.
Recent evidence suggests that the first fungi evolved on Earth between 715 and 810 million years ago.
Brain
The average weight of a brain ranges from about 1,225 to 1,375 grams.
Men's brains are heavier than women's brains, but the weight does not affect the brain’s performance. An infant's brain weighs only 350 grams.
Cosmos
The basic and most widely accepted theory of the origin of the universe is the Big Bang theory.
This theory assumes that the universe began at a single point the size of a pinhead, which, as a res ...